x-y=m-1

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Solution for x-y=m-1 equation: 


Simplifying
x + -1y = m + -1

Reorder the terms:
x + -1y = -1 + m

Solving
x + -1y = -1 + m

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add 'y' to each side of the equation.
x + -1y + y = -1 + m + y

Combine like terms: -1y + y = 0
x + 0 = -1 + m + y
x = -1 + m + y

Simplifying
x = -1 + m + y

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